RM

Robert Lee Martrich

Air Products And Chemicals: 2 patents #793 of 1,997Top 40%
📍 Emmaus, PA: #179 of 365 inventorsTop 50%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,151,354 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7448402 Leak containment apparatus for reactive gases Gordon Leon Whitesell, Eugene Y. Ngai, James Francis DeiTos 2008-11-11
5158204 Containment and diversion cap for gas cylinders Dennis W. Croll, Stanley F. Christoff 1992-10-27